摘要
对苇河林区1986年～2005年红松开花结实物候期进行观测,找出红松开花结实的变化规律,指出红松开花结实各物候期的最适温度.
The phenophase of blossoming and bear fruit of Pinus Koraiensis in Weihe district was observed from 1986 to 2005, the results showed the regularity of blossoming and bear bruit and the optimum temperature in phenological periods of blossoming and bear fruit.
出处
《林业勘查设计》
2006年第4期67-68,共2页
Forest Investigation Design
关键词
温度
红松
开花结实
Temperature Ppinus Koraiensis Blossoming and bear fruit
